502278 has 16 divisors (see below), whose sum is σ = 1148160. Its totient is φ = 143496.

The previous prime is 502277. The next prime is 502301. The reversal of 502278 is 872205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (502277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5938 + ... + 6021.

It is an arithmetic number, because the mean of its divisors is an integer number (71760).

2⁵⁰²²⁷⁸ is an apocalyptic number.

502278 is an abundant number, since it is smaller than the sum of its proper divisors (645882).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

502278 is a wasteful number, since it uses less digits than its factorization.

502278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11971.

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 502278 is about 708.7157399127. The cubic root of 502278 is about 79.4904066586.

It can be divided in two parts, 502 and 278, that added together give a triangular number (780 = T₃₉).

The spelling of 502278 in words is "five hundred two thousand, two hundred seventy-eight".